mp-707836/Na3H6Ir/anharm

Space group: Pnma (62)
Link: Materials Project
Download: mp-707836.tar.gz

Harmonic properties

../../_images/fig_bandos_pr4274.png — (a) Phonon dispersion with participation ratio and DOS

../../_images/fig_thermo4274.png — (b) Thermodynamic properties

Grüneisen parameters

../../_images/fig_gru_all1846.png — (a) Grüneisen parameters

../../_images/fig_gruneisen1846.png — (b) Phonon dispersion with Grüneisen parameters

Thermal conductivity

3-phonon (LASSO) — q-mesh: 7x13x7, supercell: 1x2x1

../../_images/fig_kappa3538.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_kappa_vs_grain_size1874.png — (b) Peierls lattice thermal conductivity w.r.t grain size

Phonon lifetime and scattering rates

../../_images/fig_lifetime1836.png — (a) Phonon lifetime due to phonon-phonon scattering

../../_images/fig_scat_rates1835.png — (b) Phonon scattering rates

Cumulative and spectral thermal conductivity

../../_images/fig_cumu_frequency1836.png — (a) Spectral and cumulative thermal conductivity w.r.t frequency

../../_images/fig_cumu_mfp1836.png — (b) Spectral and cumulative thermal conductivity w.r.t MFP

Force constants

../../_images/fig_fc24087.png — (a) Force constants w.r.t atomic distance

Summary

../../_images/fig_kappa3539.png — (a) Temperature-dependent lattice thermal conductivity

../../_images/fig_times7588.png — (b) Computation time